1
Akahira Makoto, Sugitani Hiroshi, Sato Hiroshi, Shirota Katsuhiro, Nakazawa Koichiro, Yamaguchi Hiromitsu: Color-filter manufacturing method and apparatus, color filter, display device, and apparatus having display device. Canon, February 5, 1997: EP0756932-A2 (36 worldwide citation)

A color-filter manufacturing method which manufactures a color filter where occurrence of color mixture and colorless portion(s) are prevented while improving ink-arrival precision in applying ink onto a substrate. The method manufactures a color filter by discharging ink from an ink-jet head IJH on ...


2
Yokoyama Mayumi, Shirota Katsuhiro, Yamashita Yoshihisa, Kashiwazaki Akio, Nakazawa Koichiro, Hirose Masafumi, Miyazaki Takeshi: Color filter, its continuous production and liquid crystal element using the color filter. Canon, February 16, 2001: JP2001-042118 (23 worldwide citation)

PROBLEM TO BE SOLVED: To efficiently produce a color filter for a liquid crystal element by continuously carrying without stopping the base material for the pattern exposure of a photosensitive resin in the production process of the filter. SOLUTION: A photosensitive resin layer is applied and forme ...


3
Shirota Katsuhiro, Kashiwazaki Akio, Yamashita Yoshihisa, Nakazawa Koichiro, Hirose Masafumi, Yokoyama Mayumi: Color filter, its production and liquid crystal device using same. Canon, September 22, 2000: JP2000-258622 (17 worldwide citation)

PROBLEM TO BE SOLVED: To inexpensively produce a color filter that satisfies necessary characteristics such as heat and solvent resistances and resolution in a shortened process by patternwise exposing a photosensitive layer to form hydrophilic and non-hydrophilic regions, imparting curable ink to t ...


4
Kashiwazaki Akio, Shirota Katsuhiro, Nakazawa Koichiro, Hirose Masashi, Yokoyama Mayumi, Yamashita Yoshihisa: Ink, color filter, liquid crystal panel, and computer, and process for producing color filter. Canon, October 6, 1999: EP0947563-A1 (14 worldwide citation)

A novel ink is provided which comprises a metal complex azopyrazolone dye and a xanthene dye. This ink is suitable for forming a color filter by ink-jet system. A color filter, a liquid crystal panel, and a computer employing the ink are also provided. Further a process for producing the color filte ...


5
Miyazaki Takeshi, Shirota Katsuhiro, Nakazawa Koichiro, Yamada Akihiko: Color filter, method of producing the same and liquid crystal display device. Canon, October 2, 1996: EP0735401-A2 (12 worldwide citation)

The present invention relates to a color filter having a plurality of colored members as pixel portions which are formed by using dots of a plurality of color inks having different spectral characteristics. Light transmitting ink dots other than the color ink dots are respectively formed on the pixe ...


6
Nakazawa Koichiro, Ishikawa Takuhide, Shirota Katsuhiro: Inkjet recorder and inkjet recording method. Canon, October 27, 2005: JP2005-297212 (8 worldwide citation)

PROBLEM TO BE SOLVED: To provide a recording method which can maintain a good sense of gloss without the glossiness of a recording part damaged also for a glossy recording medium in an inkjet recorder of a serial type which carries out recording by using pigment ink.SOLUTION: In forming an image by ...


7
Shirota Katsuhiro, Tomioka Hiroshi, Kato Masao, Kurabayashi Yutaka, Nakazawa Koichiro, Goto Fumitaka: Inkset, ink cartridge, printing unit, method for forming colored part on medium to be printed and ink-jet printer. Canon, November 22, 2002: JP2002-332438 (5 worldwide citation)

PROBLEM TO BE SOLVED: To provide an inkset capable of giving high-quality, ink-jet printed images of good color developability and good reliability, to provide a method for forming colored part(s) on a medium to be printed and an ink-jet printer.SOLUTION: This inkset comprises a plurality of anionic ...


8
Nakazawa Koichiro: Inkjet recording method. Canon, May 20, 2004: JP2004-142291 (5 worldwide citation)

PROBLEM TO BE SOLVED: To provide an inkjet recording method for a color image excellent in uniformity of color density and color development properties.SOLUTION: In this inkjet recording method, a second liquid composition, which contains a reactant reacting with a first liquid composition and whose ...


9
Nakazawa Koichiro, Mori Akihiro: Discrimination device of kind of recorded medium, discrimination method and recording device. Canon, July 30, 2003: JP2003-212390 (5 worldwide citation)

PROBLEM TO BE SOLVED: To precisely, certainly and automatically discriminate a variety of recorded media such as ordinary paper, coated paper, glossy paper, an OHP sheet, etc.SOLUTION: Fiber orientation and glossiness of a surface of the recorded medium are optically detected by using emission eleme ...


10
Nakazawa Koichiro, Ishikawa Takuhide, Takamiya Hideaki: Inkjet recording apparatus, data generation apparatus, and recorded matter. Canon, January 31, 2008: JP2008-018711 (5 worldwide citation)

PROBLEM TO BE SOLVED: To suppress curling without providing an exclusive curling inhibition part or without placing excessive restrictions on a composition of an ink or a recording-properties enhancing liquid.SOLUTION: An inkjet recording apparatus records on a recording medium by ejecting from a re ...